Cooling rack



FIG. 1 is a perspective view of a cooling rack;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right elevation view thereof (with the left a mirror image thereof);

FIG. 5 is a front elevation view thereof (with the rear a mirror image thereof); and,

FIG. 6 is a perspective view shown in a use environment.

The broken lines in FIG. 6 depict a baking pan and form no part of the claimed design. 

CLAIM The ornamental design for a cooling rack, as shown, and described. 